CN207113295U - A kind of oilfield sewage waste heat recovery utilization system - Google Patents
A kind of oilfield sewage waste heat recovery utilization system Download PDFInfo
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- CN207113295U CN207113295U CN201721120590.7U CN201721120590U CN207113295U CN 207113295 U CN207113295 U CN 207113295U CN 201721120590 U CN201721120590 U CN 201721120590U CN 207113295 U CN207113295 U CN 207113295U
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Abstract
The utility model discloses a kind of oilfield sewage waste heat recovery utilization system, belong to oil-gas field surface engineering field.The utility model to circulation clear water by exchanging heat, enter source pump evaporator after being allowed to heating, in evaporator heat exchange is carried out with refrigerant, refrigerant heat absorption is evaporated to gas, high temperature and high pressure gas are formed after compressor compresses and are delivered to condenser, gas condenses release heat energy within the condenser；High temperature circulation clear water from condenser absorb heat energy, lifting temperature enter three phase separator in inbound, big tank, water mixing heat exchanger, stand in carry out the heat exchanger group such as liquid heat exchanger, to each system offer thermal source.The utility model appliance arrangement integrates, and floor space is small；Equipment closed cycle is run, and energy saving is high；Process equipment auto-control degree is high.
Description
Technical field
It the utility model is related to oil-gas field surface engineering field, and in particular to a kind of oilfield sewage waste heat recovery comprehensive utilization
System.
Background technology
The deployment to be worked according to Jiangsu Provincial Party Committee, provincial government on prevention and control of air pollution, strengthen prevention and control of air pollution work,
Start within 2015 eliminate prohibit combustion small scall coal-fired boiler, as a cycle since main heating equipment-coal-burning boiler, close down
It is extremely urgent, be badly in need of substitute products change, and efficiently, energy-saving and environmental protection be emphasis.The heat that continent city multi-purpose station processing at present is isolated
Re-injection after water is handled, cause a large amount of thermal wastes.
Utility model content
The purpose of this utility model is to overcome deficiency of the prior art, there is provided a kind of oil field for being capable of energy-saving and emission-reduction is dirty
Water waste heat recovery utilization system.
The technical solution of the utility model is：
A kind of oilfield sewage waste heat recovery utilization system, including the circulation of sewerage heat energy preextraction system, source pump
System, waste heat extraction and application system, sewerage heat energy extraction system include sewage heat exchanger and constant pressure water compensation apparatus, and source pump is followed
Loop system includes source pump and constant pressure water compensation apparatus, and source pump includes one-level evaporator, first-stage condenser, dual evaporation
Device, secondary condenser, waste heat extraction and application system include clear water heat-exchange system in station,
The water inlet of sewage heat exchanger is connected with the delivery port of secondary evaporimeter, and interface channel fills provided with constant pressure supply water
Put, the delivery port of sewage heat exchanger is connected with one-level evaporator water inlet, and one-level evaporator delivery port and secondary evaporimeter enter
The mouth of a river is connected, and interface channel is provided with constant pressure water compensation apparatus, between sewage heat exchanger, one-level evaporator, secondary evaporimeter three
Form a loop；Sewage heat exchanger is additionally provided with water inlet and delivery port for effluent cycle；
The water inlet of clear water heat-exchange system is connected with the outlet of first-stage condenser in standing, and interface channel is provided with constant pressure supply water
Device, stand in the delivery port of clear water heat-exchange system be connected with the water inlet of secondary condenser, the delivery port of secondary condenser and one
The water inlet of level condenser is connected, and a loop is formed between clear water heat-exchange system, first-stage condenser, secondary condenser three.
Further technical scheme, stand in clear water heat-exchange system include station in three phase separator, big tank, water mixing heat exchanger,
Carry out the heat exchanger group such as liquid heat exchanger in standing.
The beneficial effects of the utility model：
1st, the utility model enters source pump evaporator after being allowed to heating, steamed by being exchanged heat to circulation clear water
Send out and carry out heat exchange in device with refrigerant, refrigerant heat absorption is evaporated to gas, high temperature and high pressure gas are formed after compressor compresses
Condenser is delivered to, gas condenses release heat energy within the condenser；High temperature circulation clear water absorbs heat energy from condenser, lifts temperature
Enter three phase separator in inbound, big tank, water mixing heat exchanger, stand in carry out the heat exchanger group such as liquid heat exchanger, to each system provide thermal source.
2nd, the utility model is by the utilization of Carnot cycle operation principle, and heating efficiency is high, and consumption electricity is few, theoretical 1KW
Electric energy can produce 3.9KW heat energy.2,200,000 yuan, heating capacity 5.0X1010kW of heat pump annual operating cost, according to same isotactic
Mould gas furnace operating cost is compared, and it is about 2,800,000 yuan that year, which saves operating cost, there is preferable economic benefit and environmental protection effect
Benefit.
3rd, the utility model appliance arrangement integrates, and floor space is small；Equipment closed cycle is run, and energy saving is high；Technique is set
Standby auto-control degree is high.It is aobvious using DCS Distributed Control Systems, overall monitoring operational factor state, flow chart dynamic
Show, fault alarm, the functions such as trend record is shown make production process obtain effective guarantee.
Brief description of the drawings
Fig. 1 is system schematic of the present utility model,
Fig. 2 is heat exchange relationship schematic diagram between evaporator and condenser in Fig. 1.
Embodiment
Below by non-limiting example, the utility model is expanded on further, understands the utility model.
As shown in Figure 1-2, the utility model includes following three modules,
System 1：Sewerage heat energy preextraction system, includes plate type heat exchanger, constant pressure water compensation apparatus；
System 2：The source pump circulatory system, comprising source pump, constant pressure water compensation apparatus, source pump is evaporated including one-level
Device, first-stage condenser, secondary evaporimeter, secondary condenser,
System 3：Waste heat extraction and application system, hot systems are needed comprising all kinds of in station；
The water inlet of sewage heat exchanger is connected with the delivery port of secondary evaporimeter, and interface channel fills provided with constant pressure supply water
Put, the delivery port of sewage heat exchanger is connected with one-level evaporator water inlet, and one-level evaporator delivery port and secondary evaporimeter enter
The mouth of a river is connected, and interface channel is provided with constant pressure water compensation apparatus, between sewage heat exchanger, one-level evaporator, secondary evaporimeter three
Form a loop；Sewage heat exchanger is additionally provided with water inlet and delivery port for effluent cycle；
The water inlet of clear water heat-exchange system is connected with the outlet of first-stage condenser in standing, and interface channel is provided with constant pressure supply water
Device, stand in the delivery port of clear water heat-exchange system be connected with the water inlet of secondary condenser, the delivery port of secondary condenser and one
The water inlet of level condenser is connected, and a loop is formed between clear water heat-exchange system, first-stage condenser, secondary condenser three.
The course of work is as follows：
Mainly using 45 DEG C of oil field sewage as supplying heat source, the heat in sewage leads to the sewerage heat energy preextraction system of system 1
Cross plate type heat exchanger and carry out heat exchange with circulation clear water, so as to reduce sewage temperature to 18 DEG C, circulation cleaning coolant-temperature gage is lifted, with logical
System 2 is crossed further to be utilized.Circulate clear water（Low temperature）The final products of next stage are sent to for system 1.
System 2 inputs a small amount of electric energy, obtains a large amount of heat energy according to Carnot cycle operation principle.Its reception system 1 conveyed
Come 42 DEG C of circulation clear water after exchanging heat（Low temperature）, its heat is through one-level, the absorption of two level evaporator with heat pump inner refrigerant, refrigerant suction
It is thermal evaporation, compress to form high temperature and high pressure gas through compressor；High temperature and high pressure gas are released through two level, the condensation of one-level heat pump condenser again
Heat release energy, temperature is passed into circulation clear water（High temperature）, make up to 68 DEG C.And circulate clear water（Low temperature）Come back to system 1
Carry out the heat exchange steps with sewage.Circulate clear water（High temperature）68 DEG C of final products that next stage is then sent to for system 2.
The circulation clear water that the conveying of the reception system 2 of system 3 comes（High temperature）68 DEG C, heat exchange can be passed through with each heat-needing facility in station
Form carries out heat exchange, supplies heat.And the circulation clear water after heat exchange cools（High temperature）System 2 is come back to carry out and condense
The endothermic process of device.
Circulation clear water is carried out entering source pump evaporator after heat exchange is allowed to heating, and heat is carried out with refrigerant in evaporator
Exchange, refrigerant heat absorption is evaporated to gas, and high temperature and high pressure gas are formed after compressor compresses and are delivered to condenser, gas is cold
Condensation release heat energy in condenser；High temperature circulation clear water absorbs heat energy from condenser, and lifting temperature enters three phase separator in inbound, big
Tank, water mixing heat exchanger, stand in carry out the heat exchanger group such as liquid heat exchanger, to each system provide thermal source.
In summary, the utility model appliance arrangement integrates, and floor space is small；Equipment closed cycle is run, and energy saving is high；
Process equipment auto-control degree is high.
Claims (2)
1. a kind of oilfield sewage waste heat recovery utilization system, it is characterised in that including sewerage heat energy preextraction system, heat pump
The unit circulatory system, waste heat extraction and application system,
The sewerage heat energy extraction system includes sewage heat exchanger and constant pressure water compensation apparatus,
The source pump circulatory system includes source pump and constant pressure water compensation apparatus, and source pump includes one-level evaporator, one
Level condenser, secondary evaporimeter, secondary condenser,
The waste heat extraction and application system includes clear water heat-exchange system in station,
The water inlet of the sewage heat exchanger is connected with the delivery port of secondary evaporimeter, and interface channel fills provided with constant pressure supply water
Put, the delivery port of sewage heat exchanger is connected with one-level evaporator water inlet, and one-level evaporator delivery port and secondary evaporimeter enter
The mouth of a river is connected, and interface channel is provided with constant pressure water compensation apparatus, between sewage heat exchanger, one-level evaporator, secondary evaporimeter three
Form a loop；The sewage heat exchanger is additionally provided with water inlet and delivery port for effluent cycle；
The water inlet of clear water heat-exchange system is connected with the outlet of first-stage condenser in the station, and interface channel is provided with constant pressure supply water
Device, the delivery port of clear water heat-exchange system is connected with the water inlet of secondary condenser in the station, and the secondary condenser goes out
The mouth of a river is connected with the water inlet of first-stage condenser, and one is formed between clear water heat-exchange system, first-stage condenser, secondary condenser three
Individual loop.
2. a kind of oilfield sewage waste heat recovery utilization system according to claim 1, it is characterised in that in the station
Clear water heat-exchange system include station in three phase separator, big tank, water mixing heat exchanger, stand in carry out the heat exchanger group such as liquid heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721120590.7U CN207113295U (en) | 2017-09-04 | 2017-09-04 | A kind of oilfield sewage waste heat recovery utilization system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721120590.7U CN207113295U (en) | 2017-09-04 | 2017-09-04 | A kind of oilfield sewage waste heat recovery utilization system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207113295U true CN207113295U (en) | 2018-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721120590.7U Active CN207113295U (en) | 2017-09-04 | 2017-09-04 | A kind of oilfield sewage waste heat recovery utilization system |
Country Status (1)
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| CN (1) | CN207113295U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109489298A (en) * | 2018-12-25 | 2019-03-19 | 杨胜东 | A kind of oil field reinjection water afterheat utilizing system with anti-blocking on-line cleaning device |
| CN110145295A (en) * | 2019-04-30 | 2019-08-20 | 浙江陆博环境设备有限公司 | Oil extracting and gathering station water-oil separating purification pot Heat Pump reutilizing system apparatus |
-
2017
- 2017-09-04 CN CN201721120590.7U patent/CN207113295U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109489298A (en) * | 2018-12-25 | 2019-03-19 | 杨胜东 | A kind of oil field reinjection water afterheat utilizing system with anti-blocking on-line cleaning device |
| CN110145295A (en) * | 2019-04-30 | 2019-08-20 | 浙江陆博环境设备有限公司 | Oil extracting and gathering station water-oil separating purification pot Heat Pump reutilizing system apparatus |
| CN110145295B (en) * | 2019-04-30 | 2024-03-22 | 浙江陆博环境设备有限公司 | Heat pump heat recycling system device of oil-water separation purification tank of oil extraction gathering and transportation station |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190429 Address after: 225300 Wuliqiao Trial Production Brigade Complex Building, Chengdong Street Development Zone, Hailing District, Taizhou City, Jiangsu Province Patentee after: Taizhou Youheng Oil and Gas Engineering Service Co., Ltd. Address before: 225300 South Passage 99, Hailing District, Taizhou City, Jiangsu Province Patentee before: China Petroleum Chemical Co Huadong oil and gas branch Taizhou oil production plant |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210908 Address after: 225300 South Passage 99, Hailing District, Taizhou City, Jiangsu Province Patentee after: TAIZHOU OIL PRODUCTION PLANT, CHINA PETROLEUM & CHEMICAL CORPORATION EAST CHINA OIL & GAS Co. Address before: 225300 Wuliqiao Trial Production Brigade Complex Building, Chengdong Street Development Zone, Hailing District, Taizhou City, Jiangsu Province Patentee before: Taizhou Youheng Oil and Gas Engineering Service Co.,Ltd. |